Transaction not yet indexed

666ZymLDcUSYNXEed349wmn3dj2rq8WkaAiSVSD4aQ2WUnGLz78CYZ3DuqSscAsvDzn9V8SDiSLeTxdSh2CAeEy8

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.